Job Title – Data Network L2 Engineer / MPLS / SD-WAN Specialist
Company – TCS (MEA)
Location – Doha, Qatar
Job type – Full time
About Us:
Tata Consultancy Services (TCS) is an IT services, consulting and business solutions organization that has been partnering with many of the world's largest businesses in their transformation journeys for over 50 years. TCS offers a consulting-led, cognitive powered, integrated portfolio of business, technology and engineering services and solutions. This is delivered through its unique Location Independent Agile™ delivery model, recognized as a benchmark of excellence in software development.
A part of the Tata group, India's largest multinational business group, TCS has over 616,171 of the world's best-trained consultants with 157 nationalities in 53 countries. For more information, visit www.tcs.com and follow TCS news at @TCS_News.
Job Description:
Key Responsibilities
1. Advanced Troubleshooting & Fault Isolation
- Diagnose complex issues related to:
- MPLS L3VPN / L2VPN failures
- Routing issues (BGP, OSPF, Static routes)
- SD-WAN overlay/underlay instability
- Latency, jitter, packet loss
- Perform deep analysis using CLI, logs, and monitoring tools
2. Incident Resolution & Service Restoration
- Own P1/P2 incidents escalated by L1
- Restore services within MTTR targets
- Troubleshoot:
- PE/CE connectivity issues
- VRF routing problems
- Tunnel failures (IPSec/SD-WAN)
- QoS-related degradation
3. Routing & Protocol Analysis
- Hands-on experience in:
- BGP (peering, route propagation issues)
- OSPF (neighbourship, LSDB issues)
- MPLS labels & forwarding
- Identify routing loops, flaps, asymmetry
4. SD-WAN Operations
- Troubleshoot SD-WAN solutions (Viptela, Meraki, Fortinet etc.)
- Validate:
- Edge device status
- Control connections
- Overlay tunnels
- Policy/config issues
5. Root Cause Analysis (RCA)
- Perform detailed RCA for major incidents
- Identify root causes:
- Config issues
- Hardware/software fault
- ISP/backhaul issues
- Policy misconfigurations
- Provide Corrective & Preventive Actions (CAPA)
6. Change & Implementation Support
- Validate and support:
- Network changes
- Config modifications
- Routing updates
- Device upgrades
- Ensure impact assessment and rollback readiness
7. Vendor & Stakeholder Management
- Coordinate with:
- OEMs (Cisco, Juniper, Fortinet, etc.)
- ISPs / carrier providers
- Manage vendor escalations and TAC cases
8. Performance & Stability Improvement
- Analyze recurring incidents
- Drive network optimization
- Recommend improvements for:
- Routing stability
- Bandwidth optimization
- SD-WAN policy tuning
9. L1 Support & Governance
- Guide L1 team on troubleshooting
- Improve SOPs and knowledge base
- Ensure quality checks on ticket handling
Required Technical Skills
- Strong expertise in:
- MPLS (L2/L3 VPN)
- Routing protocols – BGP, OSPF
- TCP/IP stack
- SD-WAN architecture (Viptela/Meraki/Fortinet)
- Hands-on in:
- CLI troubleshooting
- Network logs & packet analysis
- Knowledge of:
- QoS, SLA tracking
- Redundancy & failover mechanisms
Experience & Qualification
- 3–7 Years experience
- B.Tech / Diploma (Telecom / Networking / IT)
- Certifications:
- CCNA/CCNP (preferred)
- SD-WAN certification (added advantage)
Key KPIs
- MTTR reduction
- RCA quality & timeliness
- High severity incident resolution
- Repeat issue reduction
- Change success rate
- Vendor coordination TAT
C. Common Competencies (L1 & L2)
- Strong understanding of:
- NOC / Service Assurance processes
- Incident / Problem / Change management
- Tools:
- ServiceNow / Remedy / Jira
- Monitoring tools (NMS/EMS)
- Soft Skills:
- Communication (customer & internal)
- Stakeholder management
- Ability to work in 24x7 shifts.
Application Deadline: 20-Sep-2026
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